Home / 3,713.26-5,124.30-2,141.32

Finding the Fourth Proportional to 3,713.26, 5,124.30 and 2,141.32

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Solution

The fourth proportional to 3,713.26, 5,124.30 and 2,141.32 is: 2,955.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,713.26 : 5,124.30 = 2,141.32 : x
  2. Step 2: Convert to fraction form
    3,713.26/5,124.30 = 2,141.32/x
  3. Step 3: Cross multiply
    3,713.26x = 5,124.30 × 2,141.32
  4. Step 4: Simplify right side
    3,713.26x = 10,972,766.08
  5. Step 5: Solve for x
    x = 10,972,766.08/3,713.26
  6. Step 6: Final answer
    x = 2,955.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.